The difference between a classic suction cup and a super suction cup: The super suction cup has a layer of flexible sealing material in black MOS polymer, which automatically fills the approximate space of 1 mm, turns and locks, and N A more to fear from falling Advantages: Quick installation, durable adsorption, waterproof and water, does not fear the temperature changes Fill out the surfaces automatically Rough less than a millimeter of bumps and convexities (extra powerful function) Increase the adsorption power Unique locking design at 60 degrees or 90 degrees can be rinsed with tap water and used repeatedly No need to drill holes, nails, glue, waterproof and moisture resistant, power Super adsorption can be detached and reused, and there is no problem in wet environments. The vacuum cleaner is locked immediately and it can be reused for an unlimited duration. You can also perform a restore in a tour factory settings. Just like a new, turn it gently and hear a pop to lock the vacuum cleaner Just suck, there is no problem with the bearing weight. Turn to the left, press and then turn to the right to start the restoration of the original factory settings, also called Vacuum Adjustment, just like the new Product Template: 015 Product Name: Wall suction hook Size: 7.1 * 12.5 * 8 cm Disc diameter of the suction wall: 6cm Material: High composite material + ABS + PE + SUS304 Stainless steel support capacity: SKG Packing Shape: White Box Package Applicable Environment: Kitchen, Bathroom Adsorption range: Glass, Mirror surface, Acrylic panel , marble, steel plate, minerva, brick material, etc. The surface is smooth and flat. points to note: matte surface, finish is, frosted surface, antique pattern, etc., which have an impression of inequality and are not suitable for materials